13542-78-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 13542-78-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,5,4 and 2 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 13542-78:
(7*1)+(6*3)+(5*5)+(4*4)+(3*2)+(2*7)+(1*8)=94
94 % 10 = 4
So 13542-78-4 is a valid CAS Registry Number.
InChI:InChI=1/C26H28N2O3/c1-3-27(4-2)19-20-31-24-17-15-22(16-18-24)25(21-11-7-5-8-12-21)26(28(29)30)23-13-9-6-10-14-23/h5-18H,3-4,19-20H2,1-2H3/b26-25-